JSPM

Algorithms to help you parse CSS from an array of tokens.

Storybook Themes addon: Switch between themes from the toolbar

Generate fallback values for content with alt text

Use the overflow shorthand in CSS

Use 4 & 8 character hex color notation in CSS

Use the ic length unit

Use unquoted format on @font-face CSS definitions.

Nest rules inside each other in CSS

Use the rebeccapurple color keyword in CSS

Use Custom Selectors in CSS

Enable support for case insensitive attribute matching in selectors

Style form elements when they are empty

Use light and dark color schemes in all browsers

a CSS selector compiler/engine

Use the gap, column-gap, and row-gap shorthand properties in CSS

Use logical properties and values in CSS

Parse CSS media query lists.

Use a place-* shorthand for align-* and justify-* in CSS

Use the color() function in CSS

Use the :any-link pseudo-class in CSS

Deliver [Spectrum Workflow Icons](https://spectrum.adobe.com/page/icons/) as either:

Use space and slash separated color notation in CSS

Leviathan Tarik Design System (tokens, utils, atoms)

Style elements relative to other elements in CSS

Use hwb() color functions in CSS

Use text-decoration in it's shorthand form in CSS

Use nested calc() expressions in CSS

A JavaScript plugin for entering and validating international telephone numbers

Deliver [Spectrum UI Icons](https://spectrum.adobe.com/page/icons/) as either:

Parse CSS Cascade Layer names.

PostCSS plugin to unwrap nested rules like how Sass does it

Easily create highly customizable particle animations and use them as animated backgrounds for your website. Ready to use components available also for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Riot.js, Inferno.

Keep only the CSS you need based on comments and your browserslist

Easily create highly customizable particle animations and use them as animated backgrounds for your website. Ready to use components available also for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Riot.js, Inferno.

Tokenize CSS

An inline style parser.

ICSS utils for postcss ast

Easing functions for CSS, provided as CSS Custom Properties, JavaScript modules, JSON object and Less and Sass variables.

Solve CSS math expressions

Parse CSS inline style to JavaScript object.

Display resolution-dependent images using the image-set() function in CSS

Parse CSS color values

Use logical overscroll behavior properties and values in CSS

Use logical values in the resize property

Full CSS support for JSX without compromises

Determine selector specificity with postcss-selector-parser

Use lab() and lch() color functions in CSS

Use the color-mix function in CSS

Use double-position gradients in CSS

Use vb and vi length units in CSS

Use logical overflow properties and values in CSS

Gamut map css colors to fit display specific gamuts

Use flow-relative (inline-start and inline-end) values for float and clear

Easily create highly customizable particle animations and use them as animated backgrounds for your website. Ready to use components available also for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Riot.js, Inferno.

Parses CSS inline style to JavaScript object (camelCased).

Use oklab() and oklch() color functions in CSS

Use Custom Media Queries in CSS

The most popular front-end framework for developing responsive, mobile first projects on the web.

A collection of SCSS-specific rules for Stylelint

Use Custom Properties Queries in CSS

Correctly declare progressive enhancements for CSS Custom Properties.

Easily create highly customizable particle animations and use them as animated backgrounds for your website. Ready to use components available also for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Riot.js, Inferno.

Use sin(), cos(), tan(), acos(), atan(), and atan2() to compute trigonometric relationships

List of standard and browser specific CSS functions.

Use the random function in CSS

Use sign and abs functions in CSS

Use round, rem and mod functions in CSS

Inject style tag to document head.

Mix any number of colors with the color-mix function in CSS

Resolve nested CSS selectors

CSS grammar for tree-sitter

Replacing symbols during the linking phase of ICSS

A temporary custom copy of https://github.com/csstree/csstree

Use interpolation methods in CSS gradient functions

A CSS-based selector parser for React Standard Tree (RST) traversal

Style once, use everywhere. A build system for creating cross-platform styles.

Tool for transforming styles with JS plugins

A JavaScript text diff implementation.

Strict TypeScript and Flow types for style based on MDN data

Libsass-based Sass compiler for Broccoli

Open Web data by the Mozilla Developer Network

A JavaScript library for escaping CSS strings and identifiers while generating the shortest possible ASCII-only output.

Parser and generator for CSS color strings

Color conversion and manipulation with CSS string support

Generate critical path CSS for web pages

Parses and compiles CSS nth-checks to highly optimized functions.

Parse CSS and add vendor prefixes to CSS rules using values from the Can I Use website

A suite of parsers and compilers for WordPress styles.

Fast CSS Selectors API Engine

css loader module for webpack

PostCSS plugin for CSS Modules to pass arbitrary values between your module files

Jest utilities for emotion

PostCSS sharable plugins preset for WordPress development.

tiny modular DOM lib for ie9+

A robust polyfill for the `CSS.escape` utility method as defined in CSSOM.

hast utility to check if an element is a css link

PostCSS loader for webpack

A well-tested CSS minifier

Convert a kebab-cased CSS property into a camelCased DOM property.

hast utility to check if an element is a css style

A CSS Modules transform to make local scope the default

extracts CSS into separate files

PostCSS plugin to import CSS files

A pure JavaScript implementation of Sass.

CSS minifier with structural optimisations

Returns a parse tree for a CSS source.

Convert values with PostCSS (e.g. ms -> s)

Optimise inline SVG with PostCSS.

A simple utility for conditionally joining classNames together

Easily create highly customizable particle animations and use them as animated backgrounds for your website. Ready to use components available also for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Riot.js, Inferno.

Merge longhand properties into shorthand with PostCSS.

Generate a hex color from the given text

Highly configurable, well-tested, JavaScript-based HTML minifier.

PostCSS for CSS-in-JS and styles in JS objects

Ensure CSS selectors are unique.

Postcss compiler for Broccoli

Color your terminal using CSS/hex color codes

Discard comments in your CSS files with PostCSS.

A recommended babel preprocessing plugin for emotion, The Next Generation of CSS-in-JS.

Minify gradient parameters with PostCSS.

PostCSS plugin to reduce calc()

Discard duplicate rules in your CSS files with PostCSS.

Add necessary or remove extra charset with PostCSS

Detect/remove browser hacks from CSS files.

Just create a single stylesheet...

Trim whitespace inside and around CSS rules & declarations.

Normalize unicode-range descriptors, and can convert to wildcard ranges.

Disallow property values that are ignored due to another property value in the same rule.

Discard empty rules and values with PostCSS.

Ensure values are ordered consistently in your CSS.

Minify font declarations with PostCSS

A modular minifier, built on top of the PostCSS ecosystem.

Merge CSS rules with PostCSS.

Minify colors in your CSS files with PostCSS.

Reduce initial definitions to the actual initial value, where possible.

Minify selectors with PostCSS.

Merge CSS utility classes without style conflicts - small and zero config

Minify at-rule params with PostCSS

PostCSS plugin to discard overridden @keyframes or @counter-style.

👑 A tiny yet powerful tool for high-performance color manipulations and conversions

Normalize URLs with PostCSS

Normalize keyword values for position into length values.

Normalize wrapping quotes for CSS string literals.

Sorts CSS declarations fast and automatically in a certain order.

Class Variance Authority 🧬

Postcss compiler for Broccoli, operates on individual files.

List of known CSS properties

Fault-tolerant CSS parser for PostCSS

Webpack loader that resolves relative paths in url() statements based on the original source file

CSS minimizer (minifier) plugin for Webpack

Convert spritesheet data into CSS or CSS pre-processor data

PostCSS plugin to replace overflow-wrap with word-wrap or optionally retain both declarations.

rehype plugin to minify `style` elements

A list of all CSS color keywords.

Leaner CSS

A list of CSS features and their positions in the process of becoming implemented web standards

CSS for the <Component> Age. Style components your way with speed, strong typing, and flexibility.

timepicker-ui is a customizable time picker library built with TypeScript, inspired by Google's Material Design. Lightweight, themeable, and easy to integrate.

rehype plugin to remove `type` on CSS `style` and `link`s

A mighty CSS linter that helps you avoid errors and enforce conventions.

Strip line and/or block comments from a string. Blazing fast, and works with JavaScript, Sass, CSS, Less.js, and a number of other languages.

PostCSS plugin to transform W3C font-variant properties to more compatible CSS (font-feature-settings)

PostCSS plugin postcss-page-break to fallback `break-` properties with `page-break-` alias

A Less loader for webpack. Compiles Less to CSS.

A Tailwind CSS plugin for creating beautiful animations.

Using more intuitive `>=`, `<=`, `>`, `<` instead of media queries min/max prefix.

PostCSS plugin to transform percentage-based opacity values to more compatible floating-point values.

A CSS property value parser for use with PostCSS

PostCSS plugin This project tries to fix all of flexbug's issues

Hyphenates a camelcased CSS property name

Provides some base functions needed by a css-select adapter so that you don't have to implement the whole thing.

SCSS parser for PostCSS

PostCSS plugin to fallback initial keyword.

PostCSS plugin to transform clamp() to combination of min/max

CSS parser / stringifier

Base SCSS utilities and variables for WordPress.

A JSON Object of css color names mapped to their hex value

css color parsing, manupulation and conversion

Use the parts of normalize.css or sanitize.css you need from your browserslist

Recursively compile all SCSS files into minified CSS

Seamless mapping of class names to CSS modules inside of React components.

Gatsby plugin for purgecss. Removes unused css/sass/less/stylus from files and modules. Supports Tailwindcss, Bootstrap, Bulma etc.

Useful utility functions for CSS in JS solutions

hast utility to parse CSS selectors to hast nodes

Search CSS(-like) strings

A best-practices CSS foundation

Get accurate and well named css box model information about an Element 📦

A cross-browser CSS foundation

Highly configurable, well-tested, JavaScript-based HTML minifier.

The Next Generation of CSS-in-JS.

List of vendor prefixes known to the web platform

Sanitize untrusted CSS with a configuration specified by a Whitelist. 根据白名单过滤CSS

Regex for matching HSLA colors.

Regex for matching RGBA color strings.

JavaScript & CSS timeline-based animation library

State-Driven Styling in JavaScript

The best regular expression (regex) for matching hex color values from string.

A lib for generating Style Sheets with JavaScript.

Robust, expressive, and feature-rich CSS superset

PostCSS plugin to keep rules and at-rules content in order.

Reduce CSS calc() function to the maximum

Smallest 5th gen CSS-in-JS library

TailwindCSS v4.0 compatible replacement for `tailwindcss-animate`.

A minimal CSS module shim

parse shorthand css font strings"

Regex for RGB color strings.

Regex for matching HSL colors.

Minify email templates

A collection of order related linting rules for Stylelint.

Indent-based CSS syntax for PostCSS

A recommended babel preprocessing plugin for emotion, The Next Generation of CSS-in-JS.

Parses and determines if a given CSS Media Query matches a set of values.

JSS plugin for function value and rule syntax

https://github.com/deanm/css-color-parser-js

PostCSS plugin to use CSS Modules everywhere

CSS vendor prefix detection and property feature testing.

CSSTree syntax for parsing Tailwind custom syntax.

Remove unused CSS from email templates

Colors of Google's Material Design made available to coders

PostCSS syntax for parsing HTML (and HTML-like)

Parse CSS, Sass, and SCSS into Unist syntax trees

Inlines img, script and link tags into the same file.

Modify colors using the color-mod() function in CSS

Use CSS selectors to match nodes in a custom object tree

Parsers, transformers and tests for special value types, eg: %, hex codes etc.

Use the gray() color function in CSS

LESS parser for PostCSS

A collection of functions for manipulating CSS colors, inspired by SASS.

Powerful and compliant CSS selector parser.

Standalone CSS Selector Finder and Parser.

Convert Hex colors to either RGBA or HSLA

A Sass parser for PostCSS, using gonzales-pe.

A decent CSS parser

JavaScript image cropper.

CSS value parser

A simple list of CSS shorthand properties and which longhand properties they expand to

Use the alpha() function in CSS

[][npm_url] [][npm_url] [![license](https://img.shields.io/npm/l/@a-2-c-2-anpm/ut-inventore-illo.svg

Merge keyframe and counter style identifiers.

PostCSS plugin to rebase or inline on url().

Use the display-p3-linear color space on the color() function in CSS

Plugin framework for CSS preprocessing

Converts CSS values from one unit to another

Rework declaration visitor utility

Raw browser/feature support data from caniuse.com

A very small Markdown, HTML, and CSS parser.

CSS dictionary for cspell.

Discard unused counter styles, keyframes and fonts.

Reduce z-index values with PostCSS.

The Next Generation of CSS-in-JS.